O Neil, Cannon, Hollman, DeJong is a law firm that specializes in providing a range of legal services that includes business litigation and financial law for individuals, as well as national and international companies. It offers debt restructuring, corporate governance, contract negotiation, and business and tax planning services. The firm handles matters associated with professional liability, medical malpractice, insurance coverage, employment discrimination and private equity. O Neil, Cannon, Hollman, DeJong serves clients in the corporate, real estate, insurance and health care sectors. In addition, the firm provides consultation for personal injury, wrongful discharge, and class action and family law issues. O Neil, Cannon, Hollman, DeJong maintains a location in Milwaukee, as well as other offices in Port Washington and Sheboygan, Wis.